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Decatur city, IL

ZIP 62521 — People & Community

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Middle ClassLow Snow Area

Demographics, education attainment, health access, and community lifestyle

Population & Demographics in 62521

62521 has a population of 32,455 with a median age of 43.3 yrs (48.8% male).

Race & Ethnicity
White
76.7%+24% vs US avg
x
Black
17.0%+37% vs US avg
x
Asian
0.7%-89% vs US avg
x
Hispanic
2.8%-85% vs US avg
x
Other / Two+
2.8%
x
Age Groups
0–17
22.3%+1% vs US avg
x
18–64
55.1%-11% vs US avg
x
65+
22.5%+38% vs US avg
x
Education
Less than HS
8.7%-22% vs US avg
x
High school
36.3%+38% vs US avg
x
Some college
32.7%+13% vs US avg
x
Bachelor's+
22.4%-34% vs US avg
x
Marital Status
Married
48.1%+0% vs US avg
x
Never married
30.6%-9% vs US avg
x
Divorced
12.4%+20% vs US avg
x
Widowed / Separated
8.9%
x
Diversity Index
38/100

Higher = more diverse (Simpson index from race/ethnicity)

Social & household profile

Poverty, nativity, veterans, disability, family structure, and births (ACS).

Poverty Rate
12.5%+8% vs US avg
x
Foreign Born
33.2%+139% vs US avg
x
Veterans
7.0%+16% vs US avg
x
Disability
15.7%+17% vs US avg
x
Single Parent
10.1%+25% vs US avg
x
Top ancestry
GermanEnglishIrish

Health & Community Indicators in 62521

Poverty Rate
12.5%+8% vs US avg
x
Veterans
7.0%+16% vs US avg
x
Foreign Born
33.2%+139% vs US avg
x
Single Parent
10.1%+25% vs US avg
x
Disability
15.7%+17% vs US avg
x
Uninsured
4.3%-46% vs US avg
x
SNAP Benefits
16.5%+41% vs US avg
x
Private School
0.4%-96% vs US avg
x
Smartphone Only
0.3%-98% vs US avg
x

People & Community key statistics

Population statistics
Population
Population32,455
Median age43.3
Poverty rate12.5%
Demographics statistics
Demographics
White76.7%
Hispanic2.8%
Black17.0%
Asian0.7%
Foreign-born33.2%